CN101971703B - 电源装置及具有该电源装置的照明器具 - Google Patents

电源装置及具有该电源装置的照明器具 Download PDF

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Publication number
CN101971703B
CN101971703B CN200980107917.9A CN200980107917A CN101971703B CN 101971703 B CN101971703 B CN 101971703B CN 200980107917 A CN200980107917 A CN 200980107917A CN 101971703 B CN101971703 B CN 101971703B
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CN
China
Prior art keywords
direct current
light
generation unit
circuit
control
Prior art date
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CN200980107917.9A
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English (en)
Chinese (zh)
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CN101971703A (zh
Inventor
大武宽和
平松拓朗
西家充彦
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Toshiba Corp
Toshiba Lighting and Technology Corp
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Toshiba Corp
Toshiba Lighting and Technology Corp
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Publication of CN101971703A publication Critical patent/CN101971703A/zh
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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Dc-Dc Converters (AREA)
CN200980107917.9A 2008-03-24 2009-03-24 电源装置及具有该电源装置的照明器具 Active CN101971703B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008-076837 2008-03-24
JP2008076837A JP4636102B2 (ja) 2008-03-24 2008-03-24 電源装置及び照明器具
PCT/JP2009/055873 WO2009119619A1 (fr) 2008-03-24 2009-03-24 Dispositif d'alimentation et dispositif d'éclairage utilisant celui-ci

Publications (2)

Publication Number Publication Date
CN101971703A CN101971703A (zh) 2011-02-09
CN101971703B true CN101971703B (zh) 2014-07-30

Family

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CN200980107917.9A Active CN101971703B (zh) 2008-03-24 2009-03-24 电源装置及具有该电源装置的照明器具

Country Status (7)

Country Link
US (6) US8441204B2 (fr)
EP (1) EP2257129B1 (fr)
JP (1) JP4636102B2 (fr)
CN (1) CN101971703B (fr)
BR (1) BRPI0910428A2 (fr)
RU (1) RU2442300C1 (fr)
WO (1) WO2009119619A1 (fr)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4687735B2 (ja) 2008-03-24 2011-05-25 東芝ライテック株式会社 電源装置及び照明器具
JP4636102B2 (ja) 2008-03-24 2011-02-23 東芝ライテック株式会社 電源装置及び照明器具
JP4600583B2 (ja) 2008-09-10 2010-12-15 東芝ライテック株式会社 調光機能を有する電源装置及び照明器具
JP2012023001A (ja) 2009-08-21 2012-02-02 Toshiba Lighting & Technology Corp 点灯回路及び照明装置
JP5641180B2 (ja) 2009-09-18 2014-12-17 東芝ライテック株式会社 Ｌｅｄ点灯装置および照明装置
JP5031865B2 (ja) * 2010-03-23 2012-09-26 シャープ株式会社 Ｌｅｄ駆動回路、ｌｅｄ照明灯具、ｌｅｄ照明機器、及びｌｅｄ照明システム
JP5304746B2 (ja) * 2010-07-30 2013-10-02 ミツミ電機株式会社 絶縁型電源装置および照明装置
JP5304748B2 (ja) * 2010-07-30 2013-10-02 ミツミ電機株式会社 絶縁型電源装置および照明装置
JP5304747B2 (ja) * 2010-07-30 2013-10-02 ミツミ電機株式会社 絶縁型電源装置および照明装置
JP5304745B2 (ja) * 2010-07-30 2013-10-02 ミツミ電機株式会社 絶縁型電源装置および照明装置
JP5828102B2 (ja) * 2010-12-20 2015-12-02 パナソニックＩｐマネジメント株式会社 Ｌｅｄ点灯装置及びそれを用いた照明器具
RU2606503C2 (ru) * 2010-12-21 2017-01-10 Филипс Лайтинг Холдинг Б.В. Способ и устройство для ограничения положительного и отрицательного выбросов тока в формирователе сигнала питания освещения
RU2013140391A (ru) * 2011-01-31 2015-03-10 Конинклейке Филипс Электроникс Н.В. Устройство и способ согласования входного сигнала управления регулированием силы света с драйвером освещения с регулированием силы света с гальванической изоляцией
JP5729601B2 (ja) * 2011-03-30 2015-06-03 東芝ライテック株式会社 照明装置
JP5828107B2 (ja) 2011-04-21 2015-12-02 パナソニックＩｐマネジメント株式会社 点灯装置およびそれを備えた照明器具
JP5861103B2 (ja) * 2011-05-23 2016-02-16 パナソニックＩｐマネジメント株式会社 調光信号発生装置およびそれを用いた照明制御システム
CN102209416B (zh) 2011-06-16 2014-04-16 台达电子企业管理（上海）有限公司 切相调光系统及其控制系统与控制方法
KR101248807B1 (ko) * 2011-08-05 2013-04-01 주식회사 동부하이텍 Ｌｅｄ 구동장치를 위한 절연형 플라이백 변환회로
EP2574151A3 (fr) 2011-09-22 2013-12-04 Panasonic Corporation Circuit d'un element lumineuse et appareil d'eclairage incluant le circuit
SG189603A1 (en) * 2011-11-04 2013-05-31 Opulent Electronics Internat Pte Ltd System for driving a plurality of high powered led units
US8987997B2 (en) * 2012-02-17 2015-03-24 Innosys, Inc. Dimming driver with stealer switch
WO2014027291A2 (fr) * 2012-08-14 2014-02-20 Koninklijke Philips N.V. Système de distribution d'énergie en courant continu
JP6131511B2 (ja) 2012-10-10 2017-05-24 パナソニックＩｐマネジメント株式会社 点灯装置およびそれを用いた照明器具
JP2014089844A (ja) * 2012-10-29 2014-05-15 Toshiba Lighting & Technology Corp 電源装置および照明装置
TWI594657B (zh) * 2013-02-17 2017-08-01 英諾系統公司 具有攔截器開關的調光驅動器
EP2816547A1 (fr) * 2013-06-17 2014-12-24 ABB Research Ltd. Circuit amortisseur de RCD adaptatif et procédé pour convertisseur de commutation
JP6256755B2 (ja) * 2014-01-31 2018-01-10 東芝ライテック株式会社 点灯装置及び照明装置
US9899867B2 (en) * 2014-03-06 2018-02-20 Robert Bosch Gmbh DC power server for a DC microgrid
US10057959B2 (en) * 2014-09-29 2018-08-21 Texas Instruments Incorporated Power over ethernet powered device having automatic power signature
JP6399884B2 (ja) * 2014-10-10 2018-10-03 シチズン時計株式会社 Ｌｅｄ駆動回路
JP6386868B2 (ja) * 2014-10-16 2018-09-05 株式会社アイ・ライティング・システム 調光機能を備えた点灯装置
JP6380007B2 (ja) * 2014-10-30 2018-08-29 岩崎電気株式会社 調光信号生成回路、ｌｅｄ電源及びｌｅｄ照明装置
JP6373925B2 (ja) * 2016-10-14 2018-08-15 株式会社タムラ製作所 電源装置
CN106710530A (zh) * 2016-12-27 2017-05-24 北京太坦科技有限公司 一种手机屏幕亮度控制装置
US10432413B2 (en) 2017-02-07 2019-10-01 Texas Instruments Incorporated Automatic power over ethernet pulse width signaling correction
JP6970914B2 (ja) * 2017-11-10 2021-11-24 岩崎電気株式会社 照明コントローラ及び照明制御システム
US10757792B2 (en) 2018-03-15 2020-08-25 Light Corp Inc. Device having data signal transmission over power line
CN109561545A (zh) * 2018-11-26 2019-04-02 杨松 一种亮度控制装置与亮度控制方法
JP2021048523A (ja) * 2019-09-19 2021-03-25 株式会社東芝 Ｌｅｄ駆動制御回路、電子回路及びｌｅｄ駆動制御方法
US11240903B2 (en) 2020-02-27 2022-02-01 Light Corp Inc. Ceiling panel system with wireless control of connected lighting modules
RU205779U1 (ru) * 2020-11-24 2021-08-11 Акционерное общество "Калужский электромеханический завод" Устройство питания модуля управления освещением

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201039532Y (zh) * 2007-04-25 2008-03-19 鹤山丽得电子实业有限公司 一种led调光装置

Family Cites Families (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864482A (en) * 1988-07-07 1989-09-05 Etta Industries, Inc. Conversion circuit for limiting inrush current
JP2793836B2 (ja) 1989-04-25 1998-09-03 松下電工株式会社 照明負荷制御装置
JPH0945481A (ja) 1995-07-31 1997-02-14 Matsushita Electric Works Ltd 照明装置
WO1997012308A1 (fr) 1995-09-29 1997-04-03 Motorola Inc. Circuit de reduction d'appel de courant pour convertisseurs elevateurs de tension et protections electroniques
JPH1064683A (ja) 1996-08-14 1998-03-06 Matsushita Electric Works Ltd 調光装置
US5811941A (en) 1997-03-01 1998-09-22 Barton; Bina M. High frequency electronic ballast for a high intensity discharge lamp
JPH1187072A (ja) 1997-09-12 1999-03-30 Matsushita Electric Works Ltd 調光器
WO1999056504A1 (fr) 1998-04-29 1999-11-04 Koninklijke Philips Electronics N.V. Circuit pour source de lumiere a semi-conducteurs
US6153980A (en) 1999-11-04 2000-11-28 Philips Electronics North America Corporation LED array having an active shunt arrangement
JP3991544B2 (ja) * 2000-01-26 2007-10-17 松下電工株式会社 熱線センサ付ライト
DE10013215B4 (de) 2000-03-17 2010-07-29 Tridonicatco Gmbh & Co. Kg Ansteuerschaltung für Leuchtdioden
JP2002231471A (ja) 2001-01-31 2002-08-16 Toshiba Lighting & Technology Corp Ｌｅｄ点灯装置及び照明装置
US6628093B2 (en) 2001-04-06 2003-09-30 Carlile R. Stevens Power inverter for driving alternating current loads
US6731075B2 (en) 2001-11-02 2004-05-04 Ampr Llc Method and apparatus for lighting a discharge lamp
JP2003157986A (ja) 2001-11-26 2003-05-30 Matsushita Electric Works Ltd 照明装置
US7358679B2 (en) 2002-05-09 2008-04-15 Philips Solid-State Lighting Solutions, Inc. Dimmable LED-based MR16 lighting apparatus and methods
WO2003105542A1 (fr) 2002-06-07 2003-12-18 松下電器産業株式会社 Dispositif d'eclairage de lampe a decharge sans electrode, lampe fluorescente sans electrode du type ampoule electrique et dispositif d'eclairage de lampe a decharge
AU2003254959A1 (en) 2002-09-12 2004-04-30 Matsushita Electric Industrial Co., Ltd. Lighting device of electrodeless discharge lamp, bulb type electrodeless fluorescent lamp and lighting device of discharge lamp
JP4123886B2 (ja) 2002-09-24 2008-07-23 東芝ライテック株式会社 Ｌｅｄ点灯装置
US6787999B2 (en) * 2002-10-03 2004-09-07 Gelcore, Llc LED-based modular lamp
ES2569057T3 (es) * 2002-12-19 2016-05-06 Koninklijke Philips N.V. Fuente de alimentación de LEDs
US6949888B2 (en) * 2003-01-15 2005-09-27 International Rectifier Corporation Dimming ballast control IC with flash suppression circuit
JP4175144B2 (ja) 2003-03-03 2008-11-05 ウシオ電機株式会社 ランプ点灯装置
JP2004327152A (ja) 2003-04-23 2004-11-18 Toshiba Lighting & Technology Corp Ｌｅｄ点灯装置およびｌｅｄ照明器具
JP4094477B2 (ja) 2003-04-28 2008-06-04 株式会社小糸製作所 車両用灯具
JP2005011739A (ja) 2003-06-20 2005-01-13 Matsushita Electric Ind Co Ltd 調光時誤動作防止回路および照明装置
JP4569245B2 (ja) 2003-09-30 2010-10-27 東芝ライテック株式会社 Ｌｅｄ照明装置及び照明システム
US7872427B2 (en) 2004-05-19 2011-01-18 Goeken Group Corp. Dimming circuit for LED lighting device with means for holding TRIAC in conduction
US6969977B1 (en) * 2004-06-10 2005-11-29 National Semiconductor Corporation Soft-start voltage regulator circuit
US7106036B1 (en) * 2004-06-30 2006-09-12 National Semiconductor Corporation Apparatus and method for high-frequency PWM with soft-start
US7202608B2 (en) 2004-06-30 2007-04-10 Tir Systems Ltd. Switched constant current driving and control circuit
JP4614713B2 (ja) * 2004-08-13 2011-01-19 三洋電機株式会社 Ｌｅｄ制御回路
JP4665480B2 (ja) 2004-10-26 2011-04-06 パナソニック電工株式会社 放電灯点灯装置、照明器具、および照明システム
US7906917B2 (en) * 2004-10-27 2011-03-15 Koninklijke Philips Electronics N.V. Startup flicker suppression in a dimmable LED power supply
US7102902B1 (en) 2005-02-17 2006-09-05 Ledtronics, Inc. Dimmer circuit for LED
DE102005007346A1 (de) 2005-02-17 2006-08-31 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Schaltungsanordnung und Verfahren zum Betreiben von Gasentladungslampen
JP2006269349A (ja) * 2005-03-25 2006-10-05 Matsushita Electric Works Ltd 放電灯点灯装置及び照明器具
US7323828B2 (en) 2005-04-25 2008-01-29 Catalyst Semiconductor, Inc. LED current bias control using a step down regulator
JP4600180B2 (ja) 2005-06-27 2010-12-15 株式会社日立製作所 電界効果型パワー半導体素子を用いた半導体回路
JP4823604B2 (ja) * 2005-08-05 2011-11-24 ローム株式会社 ソフトスタート回路、電源装置、電気機器
JP2006108117A (ja) * 2005-12-09 2006-04-20 Mitsubishi Electric Corp 放電灯点灯装置
JP5717947B2 (ja) 2005-12-20 2015-05-13 コーニンクレッカ フィリップス エヌ ヴェ 電子デバイスに供給される電流を制御するための方法および装置
US7656103B2 (en) 2006-01-20 2010-02-02 Exclara, Inc. Impedance matching circuit for current regulation of solid state lighting
KR100917623B1 (ko) 2006-02-13 2009-09-17 삼성전자주식회사 Ｌｅｄ 구동장치
JP4921812B2 (ja) * 2006-03-01 2012-04-25 パナソニック株式会社 照明用電源回路、及び照明器具
JP2007281424A (ja) * 2006-03-15 2007-10-25 Casio Comput Co Ltd 発光素子の駆動装置、発光素子の駆動方法及び発光素子の駆動プログラム
US7439679B2 (en) 2006-03-16 2008-10-21 Motorola, Inc. Method and apparatus for illuminating light sources within an electronic device
JP4046752B2 (ja) 2006-05-09 2008-02-13 シャープ株式会社 電源回路装置及びこの電源回路装置を備えた電子機器
JP2008053695A (ja) 2006-07-25 2008-03-06 Toshiba Lighting & Technology Corp 発光ダイオードの駆動装置及び照明装置
US8018173B2 (en) 2006-09-03 2011-09-13 Fulham Company Ltd. Ballasts for fluorescent lamps
TW200814857A (en) * 2006-09-05 2008-03-16 Beyond Innovation Tech Co Ltd Driving apparatus of light source
TW200816608A (en) 2006-09-26 2008-04-01 Beyond Innovation Tech Co Ltd DC/DC converter
US8795235B2 (en) 2006-10-06 2014-08-05 Surgiquest, Inc. Devices for and methods of performing minimally-invasive surgical procedures through a single incision
TWI326563B (en) 2006-10-18 2010-06-21 Chunghwa Picture Tubes Ltd Light source driving circuit
JP4943892B2 (ja) 2007-02-23 2012-05-30 パナソニック株式会社 調光装置とそれを用いた照明器具
US7804256B2 (en) * 2007-03-12 2010-09-28 Cirrus Logic, Inc. Power control system for current regulated light sources
US8018171B1 (en) * 2007-03-12 2011-09-13 Cirrus Logic, Inc. Multi-function duty cycle modifier
US7480159B2 (en) * 2007-04-19 2009-01-20 Leadtrend Technology Corp. Switching-mode power converter and pulse-width-modulation control circuit with primary-side feedback control
US8330393B2 (en) 2007-04-20 2012-12-11 Analog Devices, Inc. System for time-sequential LED-string excitation
JP4351266B2 (ja) 2007-05-10 2009-10-28 三菱電機株式会社 周波数変調レーダ装置
JP2008310963A (ja) 2007-06-12 2008-12-25 Toshiba Lighting & Technology Corp Ｌｅｄ点灯装置およびｌｅｄ照明器具
US7750616B2 (en) 2007-06-21 2010-07-06 Green Mark Technology Inc. Buck converter LED driver circuit
US8102127B2 (en) * 2007-06-24 2012-01-24 Cirrus Logic, Inc. Hybrid gas discharge lamp-LED lighting system
KR20090047061A (ko) 2007-11-07 2009-05-12 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 표시장치
WO2009055821A1 (fr) 2007-10-26 2009-04-30 Lighting Science Group Corporation Source lumineuse haute efficacité avec ballast intégré
US7671542B2 (en) 2007-11-07 2010-03-02 Au Optronics Corporation Color control of multi-zone LED backlight
US7595786B2 (en) 2007-11-13 2009-09-29 Capella Microsystems, Corp. Illumination system and illumination control method for adaptively adjusting color temperature
US7791326B2 (en) * 2007-12-28 2010-09-07 Texas Instruments Incorporated AC-powered, microprocessor-based, dimming LED power supply
JP2009218528A (ja) 2008-03-13 2009-09-24 Furukawa Electric Co Ltd:The ＧａＮ系電界効果トランジスタ
JP4636102B2 (ja) 2008-03-24 2011-02-23 東芝ライテック株式会社 電源装置及び照明器具
JP4687735B2 (ja) 2008-03-24 2011-05-25 東芝ライテック株式会社 電源装置及び照明器具
US8093826B1 (en) 2008-08-26 2012-01-10 National Semiconductor Corporation Current mode switcher having novel switch mode control topology and related method
JP4600583B2 (ja) 2008-09-10 2010-12-15 東芝ライテック株式会社 調光機能を有する電源装置及び照明器具
US8013544B2 (en) * 2008-12-10 2011-09-06 Linear Technology Corporation Dimmer control leakage pull down using main power device in flyback converter
US8076867B2 (en) * 2008-12-12 2011-12-13 O2Micro, Inc. Driving circuit with continuous dimming function for driving light sources
US8044608B2 (en) 2008-12-12 2011-10-25 O2Micro, Inc Driving circuit with dimming controller for driving light sources
JP5515931B2 (ja) 2009-04-24 2014-06-11 東芝ライテック株式会社 発光装置及び照明装置
JP2010267415A (ja) 2009-05-12 2010-11-25 Toshiba Lighting & Technology Corp 照明装置
TWI423724B (zh) 2009-07-24 2014-01-11 Novatek Microelectronics Corp 可動態維持定電流驅動之光源驅動裝置及其相關方法
JP2012023001A (ja) 2009-08-21 2012-02-02 Toshiba Lighting & Technology Corp 点灯回路及び照明装置
JP5333768B2 (ja) 2009-09-04 2013-11-06 東芝ライテック株式会社 Ｌｅｄ点灯装置および照明装置
JP5333769B2 (ja) 2009-09-04 2013-11-06 東芝ライテック株式会社 Ｌｅｄ点灯装置および照明装置
JP5641180B2 (ja) 2009-09-18 2014-12-17 東芝ライテック株式会社 Ｌｅｄ点灯装置および照明装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201039532Y (zh) * 2007-04-25 2008-03-19 鹤山丽得电子实业有限公司 一种led调光装置

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